Beta Cinema has added two films to its Cannes Market slate: “The Other Side,” an Alpine-set adventure thriller starring Nina Hoss (“Tár,” “Hedda,” “My Little Sister” and “Barbara”), and “The Rome Eight,” an underdog story based on true events, starring Oliver Masucci, who was in Oscar-nominated “Never Look Away,” German box-office hit “Look Who’s Back” and Netflix hit “Dark,” and Felix Kammerer, who broke out in Oscar winner “All Quiet on the Western Front.” “The Other Side,” written and directed by Mariko Minoguchi, is described as “an emotionally resonant adventure-thriller set in a near-future society shaped by the aftermath of a devastating pandemic.” Popular on Variety Hoss stars as Hanna, a former doctor who has retreated into isolation in the Alpine wilderness after losing her family to disease. When she encounters an injured stranger, her hard-won solitude — and thus survival — is put to the test.…